1 files changed, 3 insertions, 3 deletions
diff --git a/tests/autodiff/material2/DiffuseMaterialInstance.slang b/tests/autodiff/material2/DiffuseMaterialInstance.slang
index e33e3f568..7f8421d9f 100644
--- a/tests/autodiff/material2/DiffuseMaterialInstance.slang
+++ b/tests/autodiff/material2/DiffuseMaterialInstance.slang
@@ -3,12 +3,12 @@
 __exported import IMaterialInstance;
 __exported import IBSDF;
 
-struct DiffuseMaterialInstance : IMaterialInstance
+public struct DiffuseMaterialInstance : IMaterialInstance
 {
-    float3 albedo;
+    public float3 albedo;
 
     [BackwardDifferentiable]
-    float3 eval(const MaterialInstanceData miData, const float3 wi, const float3 wo)
+    public float3 eval(const MaterialInstanceData miData, const float3 wi, const float3 wo)
     {
         float3 albedo;
         for (uint i = 0; i < 3; i++) albedo[i] = miData.data[i];